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Table 3 Linear regression analysis on the contributions of independent variables to PTSD and depression at the 36th month

From: Traumatic experiences and mental health consequences among child survivors of the 2008 Sichuan earthquake: a community-based follow-up study

 

PTSD (adjusted R2 = 0.389)

Depression (adjusted R2 = 0.404)

Variablesa

Beta

Partial correlation

P

Beta

Partial correlation

P

PTSD

—

—

—

0.448

0.455

< 0.01

depression

0.462

0.455

< 0.001

—

—

—

Residence

0.033

0.041

0.40

0.062

0.077

0.11

Sex

−0.076

−0.095

0.05

−0.031

−0.039

0.42

Ethnicity

0.006

0.007

0.88

0.053

0.069

0.18

Objective experiences

0.120

0.139

0.004

0.066

0.077

0.11

Subjective experiences

0.182

0.213

< 0.001

−0.033

−0.039

0.43

Earthquake-related loss

0.171

0.192

< 0.001

0.051

0.058

0.24

Perceived social support

0.062

0.070

0.15

−0.364

−0.417

< 0.001

  1. Note. PTSD = posttraumatic stress disorder; Beta = standardized coefficient.
  2. a Residence, sex, and ethnicity were dummy-coded as follows: Wenchuan = 0, Mao = 1; girls = 0, boys = 1; ethnic minorities = 0, Han = 1. Objective experiences (Eq1, Eq2, Eq3 and Eq4), subjective experiences (Eq9, Eq10 and Eq11), and earthquake-related loss (Eq5, Eq6, Eq7 and Eq8) were computed by summing positive responses in each category.